ライフサイエンスコーパス: arsenate

1 ingle corner-sharing FeO6 linkages in ferric arsenate.

2 paddy soils, and are structural analogues of arsenate.

3 atoms on the ferric hydroxide and O atoms in arsenate.

4 ion was higher for monothioarsenate than for arsenate.

5 ontributes to the resistance to arsenite and arsenate.

6 arsenate and no detectable covalently bound arsenate.

7 ge were involved in the interaction with the arsenate.

8 as subsequently also microbially oxidized to arsenate.

9 d relatively higher accumulation of PCs than arsenate.

10 phosphate (P(i)), and by the P(i)-surrogate, arsenate.

11 atively low levels of framework phosphate or arsenate.

12 robial transformation of monothioarsenate to arsenate.

13 unts of dimethylarsinate, arsenobetaine, and arsenate.

14 red in roots and shoots of plants exposed to arsenate.

15 and the chemically unstable 2-deoxyribose 1-arsenate.

16 r, ArsR2 binding occurred in the presence of arsenate.

17 eficiencies with high levels of arsenite and arsenate.

18 m aerobic to anaerobic conditions containing arsenate.

19 moderate growth defects, respectively, with arsenate.

20 However, crp was essential for growth on arsenate.

21 3 also eliminated growth on and reduction of arsenate.

22 of the single arsC1 is first used to reduce arsenate.

23 c conditions in the presence of fumarate and arsenate.

24 nearly eliminated growth on and reduction of arsenate.

25 ctivity that was increased 1.6-fold by 10 mm arsenate.

26 ls when cultured in medium containing 2.5 mm arsenate.

27 ate transporter that has a high affinity for arsenate.

28 ere glass, iron (oxyhydr)oxides, and calcium arsenate.

29 ggesting that periphyton is a major sink for arsenate.

30 LODs) of 13 muM for arsenite and 132 muM for arsenate.

31 esting some kind of specific interaction for arsenate.

32 ng a self-powered biosensor for arsenite and arsenate.

33 /mM for arsenite and 0.98 +/- 0.02 mV/mM for arsenate.

34 s kg(-1), primarily as the inorganic species arsenate.

35 oxic conditions and reprecipitation of iron arsenate.

36 lectivity toward arsenite in the presence of arsenate.

37 rapidly by strain MLMS-1 when incubated with arsenate.

38 Sulfide-reacted flocs contained primarily arsenate (47-72%) which preferentially adsorbed to Fe(II

39 and bulk As XAS indicated the prevalence of arsenate (71-84%) in the flocs.

40 t it demycothiolates and reduces a mycothiol arsenate adduct with kinetic properties different from t

41 tion of zinc hydroxide carbonate followed by arsenate adorption onto the precipitate was found to be

42 The arsenate adsorption capacity of basaluminite was 2 times

43 s and activation barriers for three modes of arsenate adsorption to ferric hydroxides were calculated

44 ting arsenic desorption; they promote As (as arsenate) adsorption to the phyllosilicate clay minerals

45 in this precipitate reveals the presence of arsenate Al-oxyhydroxide surface complexes.

46 allele (phyA-t) show increased tolerance to arsenate, although to a lesser degree than the ars4ars5

47 s showed increased tolerance to arsenite and arsenate and a greater capacity for arsenate efflux.

48 High ratios of As(V)/AsSum (total combined arsenate and arsenite concentrations) (0.59-0.78), coupl

49 bed to Fe(III)-(oxyhydr)oxides and that both arsenate and arsenite exclusively formed monodentate-bin

50 The competitive effect of silicate on arsenate and arsenite sorption increased with increasing

51 and surface polymerization was slowest, was arsenate and arsenite sorption not affected by the prese

52 effect of silicate surface polymerization on arsenate and arsenite sorption was studied by use of hem

53 ost arsenic-resistant mutant shows increased arsenate and arsenite tolerance.

54 d respire toxic metalloids of arsenic (i.e., arsenate and arsenite).

55 re spectroscopy indicated that As was mainly arsenate and arsenite, not As-bearing sulfides.

56 d As species was generally lower compared to arsenate and arsenite, with the exception of the near in

57 are induced under anaerobic conditions with arsenate and arsenite.

58 d crp in ANA-3 was similar in cells grown on arsenate and cells grown under aerobic conditions.

59 erium, here designated WB3, respires soluble arsenate and couples its reduction to the oxidation of a

60 nd arsJ specifically conferred resistance to arsenate and decreased accumulation of As(V).

61 um aerophilum cultured with oxygen, nitrate, arsenate and ferric iron as terminal electron acceptors

62 Compared to the wild type (Col-0), both arsenate and monothioarsenate induced higher toxicity in

63 this DNA contains only trace amounts of free arsenate and no detectable covalently bound arsenate.

64 on quartz substrates for systems containing arsenate and phosphate anions.

65 , then much of the past century of work with arsenate and phosphate chemistry, as well as much of wha

66 inity of basaluminite and schwertmannite for arsenate and selenate is compared, and the coordination

67 The sulfate:arsenate and sulfate:selenate exchange ratios were 1:2 a

68 Here, we report that CN-32 respires arsenate and that this metabolism is dependent on arrA a

69 selective procedure for the determination of arsenate and total arsenic in food by electrothermal ato

70 oth structural models, we synthesized ferric arsenates and analyzed their local (<6 A) structure by A

71 pon exposure to monothioarsenate compared to arsenate, and a higher root efflux was confirmed.

72 s expressing PvPht1;3 were more sensitive to arsenate, and accumulated more arsenic.

73 PvPht1;3 is induced by Pi deficiency and arsenate, and encodes a phosphate transporter that has a

74 ed the activation barriers for desorption of arsenate, and in complexes with -2 charges, the highest

75 r containing dissolved oxygen (DO), nitrate, arsenate, and sulfate was treated in a fixed-bed bioreac

76 cability for treatment of both arsenites and arsenates, and contrary to all known competitive technol

77 ars5 was the strongest arsenate- and arsenite-resistant mutant identified in th

78 anscriptional regulators were common to only arsenate- and arsenite-sensitive genes, respectively.

79 The arsenate/antimonate reductase LmACR2 has been recently i

80 ray absorption near-edge spectroscopy showed arsenate, arsenite, As-(GS)3, and As-PCs with varying ra

81 ng a structural basis by which to understand arsenated ArsR.

82 , GFAJ-1, has been claimed to be able to use arsenate as a nutrient when phosphate is limiting and to

83 Shewanella sp. strain ANA-3, utilization of arsenate as a terminal electron acceptor is conferred by

84 wo of the cya-like genes could not grow with arsenate as a terminal electron acceptor; exogenous cAMP

85 rected for a forward commitment factor using arsenate as the nucleophile.

86 e best of our knowledge, this is the highest arsenate As(V) adsorption capacity ever reported, much h

87 Rice plants take up arsenate As(V) via the phosphate transport pathways, tho

88 of inorganic arsenic (arsenite, As(III) vs. arsenate As(V)) can be modulated by microbes.

89 Synthetic arsenate (As (V)) solutions were treated with two extrac

90 hibition of laccase by arsenite (As(3+)) and arsenate (As(5+)) is reported for the first time.

91 The fate of arsenate (As(V) ) generated by microbial arsenite (As(II

92 Microbes biotransform both arsenate (As(V)) and arsenite (As(III)) into more toxic

93 This study examines the influence of arsenate (As(V)) on the reduction of uranyl (U(VI)) by t

94 s present in solution led to the presence of arsenate (As(V)) product adsorbed on goethite and in sol

95 ics approach to investigate the mechanism of arsenate (As(V)) tolerance and accumulation in rice.

96 inorganic As species, arsenite (As(III)) and arsenate (As(V)), and their metabolites, methylarsonate

97 ilized for speciation of arsenite (As(III)), arsenate (As(V)), dimethylarsinic acid (DMA(V)), monomet

98 between arsenite [As(III)] and carbonate and arsenate [As(V)] and carbonate.

99 Arsenite [As(III)] can be oxidized to arsenate [As(V)] by both minerals and microbes in soil h

100 We investigated whether arsenate [As(V)] can induce intracellular reactive oxyge

101 Reduction of arsenate [As(V)] generally leads to As mobilization in p

102 dependent oxidation of arsenite [As(III)] to arsenate [As(V)] occurring under anoxic conditions.

103 aloona') seedlings exposed to 4 or 20 microm arsenate [As(V)] or 4 or 20 microm arsenite.

104 isolate 5508 oxidized arsenite [As(III)] to arsenate [As(V)], reduced As(V) to As(III), and methylat

105 Here, we show that arsenate [As(V)], the most prevalent arsenic chemical sp

106 d to investigate the adsorption mechanism of arsenate, As(V), and arsenite, As(III), on MNPs by macro

107 ar algae including inorganic species (mainly arsenate--As(V)), methylated species (mainly dimethylars

108 6 octahedra share corners with four adjacent arsenate (AsO4) tetrahedra in a three-dimensional framew

109 ndria for sodium arsenite (AsIII) and sodium arsenate (AsV) sensitivity.

110 in P. vittata extracts was not inhibited by arsenate at 5 mM or by heating at 100 degrees C for 10 m

111 ess toxic than arsenite, but more toxic than arsenate at concentrations >/=25 muM As, reflected in st

112 e (APSAL) capable of detecting intracellular arsenate at the micromolar level for the first time.

113 To better understand arsenate bioaccumulation dynamics in lotic food webs, we

114 phosphate, and a complex of L-histidinol and arsenate bound in the active site.

115 These two enzymes reduced inorganic arsenate but not methylated pentavalent arsenicals.

116 micromolar amounts of inorganic phosphate or arsenate but was only slightly inhibited by millimolar c

117 portant role of the PC pathway, not only for arsenate, but also for monothioarsenate detoxification.

118 GFAJ-1, that could grow in medium containing arsenate, but lacking phosphate, and that supposedly cou

119 on, and readsorption of aqueous arsenite and arsenate by CuO-NP.

120 te phosphate from its close competing anion, arsenate, by ~150-fold.

121 nent either wooden pallets, chromated copper arsenate (CCA) treated wood, or alkaline copper quaterna

122 ses of the Fe K-edge EXAFS spectra of ferric arsenates complemented by shell fitting confirmed Fe ato

123 tically, trithioarsenate was desulfidized to arsenate coupled to sulfide oxidation.

124 We suggest a model for arsenate detoxification in which the product of the sing

125 , Chen et al. describe a novel mechanism for arsenate detoxification via synergistic interaction of g

126 to induce the arsRBCC operon for more rapid arsenate detoxification.

127 Arsenite, arsenate, dimethylarsinic acid (DMA), and monomethylarso

128 rs and their metabolites (including dimethyl arsenate (DMA), thio-dimethylarsinoylethanol (thio-DMAE)

129 tain high concentrations of Asi and dimethyl-arsenate (DMA).

130 However, we have found that arsenate does not contribute to growth of GFAJ-1 when ph

131 s grown with limiting phosphate and abundant arsenate does not exhibit the spontaneous hydrolysis exp

132 nite and arsenate and a greater capacity for arsenate efflux.

133 hibit the spontaneous hydrolysis expected of arsenate ester bonds.

134 ined in response to phosphate deficiency and arsenate exposure.

135 in response to phosphate (Pi) deficiency and arsenate exposure.

136 Short-range ordered ferric arsenate (FeAsO4 . xH2O) is a secondary As precipitate f

137 chanisms attributing the enhanced removal of arsenate from solution in the presence of Zn(II) to addi

138 For release of arsenate from uncharged bidentate complexes, energies of

139 dase had its structure solved and the first "arsenate gene island" identified, provided a draft genom

140 ), i.e., the inorganic arsenite iAs(III) and arsenate iAs(V), and the methylated methylarsonate (MA),

141 entation of cymA in trans restored growth on arsenate in DeltacymA strains of both CN-32 and ANA-3.

142 ty ratio of 8.21, and using the detection of arsenate in drinking water as a model system, we have ac

143 arsRBCC operon allowed growth at up to 50 mM arsenate in LB broth.

144 be a remarkable microbe for which there was "arsenate in macromolecules that normally contain phospha

145 Our data show evidence for arsenate in macromolecules that normally contain phospha

146 tionation of inorganic arsenic (arsenite and arsenate) in environmental solids in combination with it

147 compared it to the sorption of arsenite and arsenate, in suspensions containing 2-line ferrihydrite,

148 te transporter gene expression and restricts arsenate-induced transposon activation.

149 We find that arsenate induces massive ribosome degradation, which pro

150 Arsenate interferes with enzymatic processes and inhibit

151 The conversion of physically adsorbed arsenate into monodentate surface complexes had Gibbs fr

152 6) increases more than 12 times upon binding arsenate ion.

153 The influence of Zn(II) on the adsorption of arsenate ions on iron oxide was studied.

154 Contrary to this, arsenate ions sorb via chemical interactions on the ruth

155 phosphate, but the affinity of PvPht1;3 for arsenate is much greater.

156 ion interaction model similar to the BLM for arsenate is possible, potentially improving current risk

157 well-characterized pathway of resistance to arsenate is reduction coupled to arsenite efflux.

158 tammetric technique, arsenite is oxidized to arsenate leading to its quantitative determination witho

159 ganic arsenite (iAs3+, </= 5 muM), inorganic arsenate (</= 20 muM), trivalent monomethylated arsenic

160 om water such as chromate, pertechnetate, or arsenate may be possible by this methodology.

161 y shorter than that observed in solid uranyl arsenate minerals.

162 the monodentate coordination in solid uranyl arsenate minerals.

163 se = 3), based on peak height, for arsenite, arsenate, MMA, and DMA are 0.4, 0.2, 0.5, and 0.3 microg

164 A): TUA1 was defined as the sum of arsenite, arsenate, monomethylarsonic acid, and dimethylarsinic ac

165 lytic base responsible for activation of the arsenate nucleophile and stabilization of the thymine le

166 IR spectroscopy showed that no adsorption of arsenate on a ferrihydrite film occurred at pD 8 in the

167 ere was the most probable type of ligand for arsenate on both phases and for selenate on schwertmanni

168 d not significantly affect the adsorption of arsenate on ferrihydrite.

169 uggest an effective oxidation of arsenite to arsenate on the surface of CuO-NP.

170 or without an iron plaque, were treated with arsenate or arsenite.

171 induced in Arabidopsis seedlings exposed to Arsenate or Cu(2+) , which induces oxidative stress (iii

172 mbryos to form a structure similar to ferric arsenate or ferric phosphate.

173 When exposed to 25 muM arsenite or arsenate overnight, most inorganic arsenic was methylate

174 itro groups of Nit(V), forming p-aminophenyl arsenate (p-arsanilic acid or p-AsA(V)), and Rox(III), f

175 as oxo-anions (e.g., perchlorate, chromate, arsenate, pertechnetate, etc.) or organic anions (e.g.,

176 EXAFS analysis reveals arsenate phases in red mud samples.

177 esponsive transcription factor that mediates arsenate/phosphate transporter gene expression and restr

178 sposon burst in plants, in coordination with arsenate/phosphate transporter repression, which immedia

179 ies of inorganic oxoanions such as arsenite, arsenate, phosphite, phosphate, and borate is described.

180 To predict arsenate phytotoxicity in soils with a diverse range of

181 Arsenate phytotoxicity was shown to be related to solubl

182 to the formation of a trogerite-like uranyl arsenate precipitate.

183 ocal structure of short-range ordered ferric arsenates provides a plausible explanation for their rap

184 eport the first isolation of a dissimilatory arsenate reducer from sediments of the Bengal Basin in W

185 results indicated colocation of sulfate- and arsenate-reducing activities, in the presence of iron(II

186 Sulfate- and arsenate-reducing bacteria were identified throughout th

187 of 20 min each, DO-, nitrate-, sulfate-, and arsenate-reducing TEAP zones were located within reactor

188 sulfite reductase (dsrAB), and dissimilatory arsenate reductase (arrA) genes.

189 ent combinations of gene knockout, including arsenate reductase (HAC1), gamma-glutamyl-cysteine synth

190 r1105 protein (mw 14.8 kDa) possessed strong arsenate reductase (Km 16.0 +/- 1.2 mM and Vmax 5.6 +/-

191 AW3110), a deletion of the gene for the ArsC arsenate reductase (strain WC3110), and a strain in whic

192 functional arsenate reductase confirmed the arsenate reductase activity of HAC1.

193 ytic domains exhibited phosphatase activity, arsenate reductase activity was observed only with Cdc25

194 human Cdc25 isoforms might have adventitious arsenate reductase activity.

195 5 of Anabaena sp. PCC7120 which functions as arsenate reductase and phosphatase and offers tolerance

196 1105 of Anabaena sp. PCC7120 functions as an arsenate reductase and possess novel properties differen

197 ion in Escherichia coli lacking a functional arsenate reductase confirmed the arsenate reductase acti

198 irmed the previous observation that the ACR2 arsenate reductase in A. thaliana plays no detectable ro

199 lr1105 enhanced the arsenic tolerance in the arsenate reductase mutant E. coli WC3110 (arsC) and rend

200 bidopsis thaliana allowed us to identify the arsenate reductase required for this reduction, which we

201 sequence and functional similarity with the arsenate reductase ScACR2 from Saccharomyces cerevisiae,

202 uromonas genus and possesses a dissimilatory arsenate reductase that was identified using degenerate

203 Spx, a member of the ArsC (arsenate reductase) protein family, is conserved in Gram

204 r enzyme LmACR2 is both a phosphatase and an arsenate reductase, and its structure bears similarity t

205 Moreover, expression of arrA and arsC (arsenate reductase-encoding genes) in the DeltaarsR2 mut

206 umber of eukaryotic enzymes that function as arsenate reductases are homologues of the catalytic doma

207 olutionary viewpoint, LmACR2 and the related arsenate reductases form, together with the known Cdc25

208 possess novel properties different from the arsenate reductases known so far.

209 te Cys-X(5)-Arg loop that might moonlight as arsenate reductases.

210 Microbial arsenate reduction affects the fate and transport of ars

211 Arsenate reduction by HAC1 in the pericycle may play a r

212 Known mechanisms include arsenite efflux, arsenate reduction followed by arsenite efflux and arsen

213 MLHE-1 in reversible arsenite oxidation and arsenate reduction in vitro.

214 iring chemoautotroph which grows by coupling arsenate reduction to arsenite with the oxidation of sul

215 eriments indicated that Zn(II) increased the arsenate removal from a solution by ferrihydrite at pH 8

216 d to be a plausible mechanism explaining the arsenate removal from a solution in the presence of Zn(I

217 We report the first example of arsenite and arsenate removal from water by incorporation of arsenic

218 he kinetics and efficiencies of arsenite and arsenate removal from water were evaluated using polyalu

219 Here, we describe a new pathway of arsenate resistance involving biosynthesis and extrusion

220 Two mutants of strain G20 with defects in arsenate resistance were generated by nitrosoguanidine m

221 ne or the arsRBCC operon displayed wild-type arsenate resistance, indicating that the two arsC genes

222 ith either DNA fragment conferring increased arsenate resistance.

223 lycerate (3PGA), creating a novel pathway of arsenate resistance.

224 netic analysis demonstrated that spontaneous arsenate-resistant mutants derived from CuR1 all underwe

225 nate sensitivity and 20 human orthologues to arsenate-resistant proteins, including MSH3, COX10, GCSH

226 4-fold reduction in the MICs of arsenite and arsenate, respectively, and complementation of the arsB

227 Microbial arsenate respiration can enhance arsenic release from ar

228 ifferentially expressed under aerobic versus arsenate respiration conditions.

229 Microbial arsenate respiration contributes to the mobilization of

230 In Shewanella sp. strain ANA-3, the arsenate respiration genes (arrAB) are induced under ana

231 ite repression (crp and cya) proteins affect arsenate respiration in ANA-3.

232 th aerobic respiration, nitrate respiration, arsenate respiration, and anoxia.

233 Arsenate respiratory (arr) and detoxifying (ars) reducti

234 activity of the Shewanella sp. strain ANA-3 arsenate respiratory reductase (ARR), the key enzyme inv

235 d for this arsenic-based metabolism: (i) the arsenate respiratory reductase (ArrA) and (ii) arsenite

236 The arsenate respiratory reductase gene, arrA, was sequenced

237 num-containing oxidoreductases: specifically arsenate respiratory reductase, ArrA, and arsenite oxida

238 involved in denitrification, and an archaeal arsenate respiratory reductase.

239 onships between arsenite oxidases (AoxB) and arsenate respiratory reductases (ArrA).

240 epression system are essential to regulating arsenate respiratory reduction in Shewanella sp. strain

241 family protein, called ArsR2, regulates the arsenate respiratory reduction pathway in response to el

242 coupled to autotrophic arsenite oxidation or arsenate respiratory reduction, occurs only in the proka

243 the metabolically active bacteria, including arsenate-respiring bacteria, were determined by DNA stab

244 Strain MLMS-1 is the first reported obligate arsenate-respiring chemoautotroph which grows by couplin

245 n the enrichment of sequences related to the arsenate-respiring Sulfurospirillum spp. (13) C-acetate

246 We identify WRKY6 as an arsenate-responsive transcription factor that mediates a

247 For the system containing 10(-5) M arsenate, Rg grew from 3.6 to 6.1 (+/- 0.5) nm, and for

248 We identified 72 arsenite-sensitive and 81 arsenate-sensitive mutants.

249 Furthermore, 23 human orthologues to arsenate sensitivity and 20 human orthologues to arsenat

250 egulates genes involved in both arsenite and arsenate sensitivity and resistance.

251 nsporter implicated in copper resistance and arsenate sensitivity.

252 lutions did not show a competitive effect on arsenate sorption capacity but had a strong impact on se

253 and identify the structure of aqueous uranyl arsenate species at pH 2.

254 The two uranyl arsenate species could not be differentiated spectroscop

255 nation number of 1.6 implied that two uranyl arsenate species with U:As ratios of 1:1 and 1:2 formed

256 time-dependent sorption of two S-substituted arsenate species, mono- and tetrathioarsenate, and compa

257 t and has a local environment typical of the arsenate species.

258 ility of single species standardization with arsenate standard for accurate quantification of all oth

259 Here, we found that arsenate stress provokes a notable transposon burst in p

260 ersulphate, acetate, thiosulphate, arsenite, arsenate, sulphite, and iodide.

261 cipitates indicated that precipitates in the arsenate system had the highest water content and that o

262 calcite precipitates revealed only isolated arsenate tetrahedra with no evidence for surface adsorpt

263 ed sulfide oxidation coupled to reduction of arsenate to arsenite could simply enhance abiotic desulf

264 io desulfuricans G20 grows and reduces 20 mM arsenate to arsenite in lactate-sulfate media.

265 HAC1 therefore functions to reduce arsenate to arsenite in the outer cell layer of the root

266 Plants chemically reduce arsenate to arsenite.

267 erves as the electron donor for reduction of arsenate to arsenite; and d) As has a high affinity for

268 Physical adsorption of arsenate to ferric hydroxide proceeded with no activatio

269 that Cdc25B and -C may adventitiously reduce arsenate to the more toxic arsenite and may also provide

270 mined the role of phytase and phosphatase in arsenate tolerance and phosphorus (P) acquisition in the

271 ession, providing a coordinated strategy for arsenate tolerance and transposon gene silencing.

272 ene, for phosphate fertilizer responsiveness/arsenate tolerance in wild grass Holcus lanatus genotype

273 A single gene for arsenate tolerance led to distinct phenotype transcripto

274 A small number of arsenate-tolerant cells arise during the long lag period

275 and carbonate had an antagonistic impact on arsenate toxicity to cucumber.

276 raction of soil pore-water constituents with arsenate toxicity was investigated in cucumber (Cucumis

277 shoots, causing an increased sensitivity to arsenate toxicity.

278 National Park, trithioarsenate transforms to arsenate under increasingly oxidizing conditions along t

279 dependent signaling mechanism that modulates arsenate uptake and transposon expression, providing a c

280 vPht1;3 probably contributes to the enhanced arsenate uptake capacity and affinity exhibited by P. vi

281 range of 1 to 10, and achieves a remarkable arsenate uptake capacity of 303 mg/g at the optimal pH,

282 rter repression, which immediately restricts arsenate uptake.

283 We found that arsenate(V) partly replaced phosphate in vivianite, thus

284 ides during combined microbial iron(III) and arsenate(V) reduction is thought to be the main mechanis

285 oxides in phosphate-containing growth media, arsenate(V) was immobilized by the newly forming seconda

286 tudy we observed that during bioreduction of arsenate(V)-bearing biogenic iron(III) (oxyhydr)oxides i

287 ization were strongly correlated to measured arsenate values in pore-water (R(2) = 0.76, P < 0.001).

288 The CuO-NP were regenerated by desorbing arsenate via increasing pH above the zero point of charg

289 ioluminescence as a response to arsenite and arsenate was applied during a field campaign in six vill

290 n mechanism for removal of selenate, whereas arsenate was removed by a combination of surface complex

291 When arsenate was removed, the system rapidly restored transc

292 1:1 and the 1:2 species, that the bidentate arsenates were bound to uranium with one of the binding

293 and F1 generations accumulated arsenite and arsenate when F0 L4 larvae were exposed to arsenite for

294 ge kinetics of FeFbpA-SO4 with phosphate and arsenate, where first-order kinetics with respect to FeF

295 l cyanide m-chlorophenylhydrazone and sodium arsenate, which are capable of depleting cellular ATP le

296 e prevalent form of arsenic in most soils is arsenate, which is a phosphate analog and a substrate fo

297 e most prevalent chemical form of arsenic is arsenate, whose similarity to phosphate renders it easil

298 However, anaerobic growth on arsenate will require coregulation with global regulator

299 Angelellite (Fe4As2O11), a triclinic iron arsenate with structural relations to hematite, can epit

300 anation for the reported growth of GFAJ-1 in arsenate without invoking replacement of phosphorus by a